#! /bin/bash -e

#####################################################################
#                                                                   #
#               Compiles Faust programs to JACK-QT                  #
#               (c) Grame, 2009-2019                                #
#                                                                   #
#####################################################################

. faustpath
. faustoptflags
. usage.sh

CXXFLAGS+=" $MYGCCFLAGS"  # So that additional CXXFLAGS can be used

ARCHFILE=$FAUSTARCH/jack-qt.cpp

if [[ $(uname -s) != Darwin ]]; then
    LFLAGS+="-no-pie"
fi

#-------------------------------------------------------------------
# Set Faust include path

ARCHLIB="`pkg-config --cflags --libs jack`"

#-------------------------------------------------------------------------------
# Search for qmake or qmake-qt4

QMAKE=$(which qmake-qt5 || which qmake-qt4 || echo qmake)

echoHelp()
{
    usage faust2jaqt "[options] [Faust options] <file.dsp>"
    require Jack, QT
    echo "Compiles Faust programs to JACK and QT"
    option
    options -httpd -osc -midi -soundfile -qrcode
    option "-nvoices <num>"
    option "-effect <effect.dsp>"
    option "-effect auto"
    option "-preset <directory>" "add a preset manager on top of GUI and save the preset files in the given directory"
    option "-preset auto" "add a preset manager on top of GUI and save the preset files in a system temporary directory"
    option -resample "to resample soundfiles to the audio driver sample rate."
    option "Faust options"
    exit
}

if [ "$#" -eq 0 ]; then
    echo 'Please, provide a Faust file to process !'
    echo ''
    echoHelp
fi

#PHASE 2 : dispatch command arguments

OSCINC=""
QTDEFS=""
OSCLIB=""
POLY="POLY"
DEPLOY=""
NVOICES=-1
PRESETDIR="auto"
PRESETDEFS=""
SOUNDFILE="0"
SOUNDFILEDEFS=""
SOUNDFILEINC=""
SOUNDFILELIBS=""
SAMPLERATEDEFS=""
SAMPLERATELIBS=""

while [ $1 ]
do
    p=$1

    if [ $p = "-help" ] || [ $p = "-h" ]; then
        echoHelp
    fi

    if [ "$p" = -omp ]; then
        if [[ $CXX == "icpc" ]]; then
            OMP="-openmp"
        else
            OMP="-fopenmp"
        fi
    fi

    if [ "$p" = -icc ]; then
        ignore=" "
    elif [ $p = "-deploy" ]; then
        DEPLOY="yes"
    elif [ $p = "-nvoices" ]; then
        POLYDEFS="DEFINES += POLY"
        shift
        NVOICES=$1
        if [ $NVOICES -ge 0 ]; then
            CXXFLAGS="$CXXFLAGS -DNVOICES=$NVOICES"
        fi
    elif [ $p = "-effect" ]; then
        POLYDEFS="DEFINES += POLY2"
        POLY="POLY2"
        shift
        EFFECT=$1
    elif [ $p = "-midi" ]; then
        MIDIDEFS="DEFINES += MIDICTRL"
    elif [ $p = "-soundfile" ]; then
        SOUNDFILE="1"
        SOUNDFILEDEFS="DEFINES += SOUNDFILE"
        SOUNDFILEINC=$(pkg-config --cflags sndfile | cut -c 3-)
        SOUNDFILELIBS=`pkg-config --static --libs sndfile`
    elif [ $p = "-resample" ]; then
        SAMPLERATEDEFS="DEFINES += SAMPLERATE"
        SAMPLERATELIBS=`pkg-config --cflags --static --libs samplerate`
    elif [ $p = "-osc" ]; then
        OSCDEFS="DEFINES += OSCCTRL"
        OSCLIBS="-lOSCFaust"
    elif [ "$p" = "-httpd" ]; then
    HTTPDEFS="DEFINES += HTTPCTRL"
    HTTPLIBS="-lHTTPDFaust"
    HTTPLIBS1=`pkg-config --cflags --libs libmicrohttpd`
    elif [ "$p" = "-preset" ]; then
        PRESETDEFS="DEFINES += PRESETUI"
        shift
        PRESETDIR=$1
    elif [ "$p" = "-qrcode" ]; then # requires -httpd
        QRDEFS="DEFINES += QRCODECTRL"
    elif [ ${p:0:1} = "-" ]; then
    OPTIONS="$OPTIONS $p"
    elif [[ -f "$p" ]] && [ ${p: -4} == ".dsp" ]; then
        FILES="$FILES $p"
    else
    OPTIONS="$OPTIONS $p"
    fi

shift
done

#-------------------------------------------------------------------
# Check Darwin specifics
#
if [[ $(uname) == Darwin ]]; then
    ARCHLIB+=" -framework CoreMIDI -framework CoreFoundation -framework CoreAudio -framework AudioUnit -framework CoreServices"
    SYS_VERSION=$(uname -v | cut -d : -f1 | cut -d. -f1 | cut -d' ' -f4)
    if [ $SYS_VERSION -ge 13 ]
    then
        SPEC="-spec macx-clang"
        CLANGOPT="QMAKE_MACOSX_DEPLOYMENT_TARGET = 10.15"
        CXXFLAGS="$CXXFLAGS -mmacosx-version-min=10.15"
    else
        SPEC="-spec macx-g++"
        CLANGOPT=""
    fi
    EXT=".app"
fi

#-------------------------------------------------------------------
# Check Linux specifics
#
if [[ $(uname) == Linux ]]; then
    ARCHLIB+=" -lasound"
fi

#-------------------------------------------------------------------
# compile the *.dsp files
#
for p in $FILES; do

    CUR=$(pwd)
    f=$(basename "$p")
    SRCDIR=$(dirname "$p")

    # creates a temporary dir
    TDR=$(mktemp -d faust.XXXXXX)
    TMP="$TDR/${f%.dsp}"
    mkdir "$TMP"

    # compile faust to c++
    if [ $POLY = "POLY2" ]; then
        if [ $EFFECT = "auto" ]; then
            cat > $TMP/effect.dsp << EndOfCode
            adapt(1,1) = _;
            adapt(2,2) = _,_;
            adapt(1,2) = _ <: _,_;
            adapt(2,1) = _,_ :> _;
            adaptor(F,G) = adapt(outputs(F),inputs(G));
            process = adaptor(library("$SRCDIR/$f").process, library("$SRCDIR/$f").effect) : library("$SRCDIR/$f").effect;
EndOfCode
            faust -i -json -a $ARCHFILE $OPTIONS "$SRCDIR/$f" -o "$TMP/${f%.dsp}_tmp.cpp" || exit
            faust -i -cn effect -a minimal-effect.cpp "$TMP/effect.dsp" -o "$TMP/effect.h" || exit
            rm "$TMP/effect.dsp"
        else
            faust -i -json -a $ARCHFILE $OPTIONS "$SRCDIR/$f" -o "$TMP/${f%.dsp}_tmp.cpp" || exit
            faust -i -cn effect -a minimal-effect.cpp "$SRCDIR/$EFFECT" -o "$TMP/effect.h" || exit
        fi
    else
        faust -i -json -a $ARCHFILE $OPTIONS "$SRCDIR/$f" -o "$TMP/${f%.dsp}_tmp.cpp" || exit
    fi

    # add preset management
    if [ $PRESETDIR = "auto" ]; then
        PRESETFILE=`mktemp -t preset.XXXXXXXXXX.cpp` || exit 1
        echo "#define PRESETDIR \"auto\"" > "$PRESETFILE"
    else
        PRESETFILE=`mktemp -t preset.XXXXXXXXXX.cpp` || exit 1
        echo "#define PRESETDIR \"$PRESETDIR\"" > "$PRESETFILE"
    fi
    cat "$PRESETFILE" "$TMP/${f%.dsp}_tmp.cpp" > "$TMP/${f%.dsp}.cpp"
    rm "$PRESETFILE" "$TMP/${f%.dsp}_tmp.cpp"

    # compile c++ to binary
    (
        cd "$TMP"
        $QMAKE -project "QT += widgets printsupport network" "CONFIG+=warn_off" "$CLANGOPT" "INCLUDEPATH+=$FAUSTINC" "INCLUDEPATH+=$SOUNDFILEINC" "QMAKE_CXXFLAGS=$CXXFLAGS -Wno-unused-parameter $FAUSTTOOLSFLAGS" "QMAKE_LFLAGS=$LFLAGS" "LIBS+=$ARCHLIB $SOUNDFILELIBS $SAMPLERATELIBS $OSCLIBS $HTTPLIBS $HTTPLIBS1" "HEADERS+=$FAUSTINC/faust/gui/QTUI.h" "RESOURCES+= $FAUSTINC/faust/gui/Styles/Grey.qrc" "$OSCDEFS" "$HTTPDEFS" "$QRDEFS" "$POLYDEFS" "$MIDIDEFS" "$SOUNDFILEDEFS" "$SAMPLERATEDEFS" "$PRESETDEFS"
        $QMAKE $SPEC QMAKE_CFLAGS_ISYSTEM=-I
        make
    ) > /dev/null || exit

    if [[ $(uname) == Darwin ]]; then
        if [ "$SOUNDFILE" = "1" ]; then
            # get all soundfiles from the JSON file
            cat $p.json | awk '
                            BEGIN { FS=":"; SOFI=0; }
                                /"soundfile"/ { SOFI=1; }
                                /"url"/ {
                                if (SOFI) {
                                    match($2, /"[^"]*/);
                                    split(substr($2, RSTART+2, RLENGTH-3), res, ";");
                                    for (x in res) print substr(res[x], 2, length(res[x])-2);
                                    SOFI=0;
                                }
                            }
            ' > $p-tmp.txt
            # copy found soundfiles in the final binary
            for snd in $(cat $p-tmp.txt); do
                if [ -f $snd ]; then
                    if [ ${snd:0:1} = "/" ]; then
                        echo "Warning: soundfile with absolute path is not copied !"
                    else
                        # create destination path and possibly create directory
                        sfpath="$TMP/${f%.dsp}$EXT/Contents/Resources/$(dirname $snd)/"
                        if ! [ -d $sfpath ]; then
                            echo "Create $sfpath"
                            mkdir -p $sfpath
                        fi
                        echo "Copy $snd in ${f%.dsp}$EXT"
                        cp $snd $sfpath
                    fi
                else
                    echo "Error: file $snd not found !"
                fi
            done
            rm $p-tmp.txt
        fi
    fi

    # on Mac add the qt libraries to the bundle
    if [[ $(uname) == Darwin ]]; then
        if [ "$DEPLOY" = "yes" ]; then
            macdeployqt "$TMP/${f%.dsp}$EXT" || exit
        fi
    fi

    # remove temporary files
    rm -rf "$SRCDIR/${f%.dsp}$EXT"
    cp -a "$TMP/${f%.dsp}$EXT" "$SRCDIR/${f%.dsp}$EXT"
    if [[ $(uname) == Darwin ]]; then
        codesign --sign - --deep --force "$SRCDIR/${f%.dsp}$EXT"
    fi
    rm -rf "$TDR"
    rm -f $p.json

    # collect binary file name for FaustGIDE
    BINARIES="$BINARIES$SRCDIR/${f%.dsp}$EXT;"
done

echo $BINARIES
